Merge branch 'linus' into sched/urgent

13 files changed, 621 insertions, 0 deletions

diff --git a/arch/arm/mach-clps7500/include/mach/acornfb.h b/arch/arm/mach-clps7500/include/mach/acornfb.h
new file mode 100644
index 00000000000..aea6330c974
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/acornfb.h
@@ -0,0 +1,33 @@
+#define acornfb_valid_pixrate(var) (var->pixclock >= 39325 && var->pixclock <= 40119)
+
+static inline void
+acornfb_vidc20_find_rates(struct vidc_timing *vidc,
+			  struct fb_var_screeninfo *var)
+{
+	u_int bandwidth;
+  
+	vidc->control |= VIDC20_CTRL_PIX_CK;
+
+	/* Calculate bandwidth */
+	bandwidth = var->pixclock * 8 / var->bits_per_pixel;
+
+	/* Encode bandwidth as VIDC20 setting */
+	if (bandwidth > 16667*2)
+		vidc->control |= VIDC20_CTRL_FIFO_16;
+	else if (bandwidth > 13333*2)
+		vidc->control |= VIDC20_CTRL_FIFO_20;
+	else if (bandwidth > 11111*2)
+		vidc->control |= VIDC20_CTRL_FIFO_24;
+	else
+		vidc->control |= VIDC20_CTRL_FIFO_28;
+
+	vidc->pll_ctl  = 0x2020;
+}
+
+#ifdef CONFIG_CHRONTEL_7003
+#define acornfb_default_control()	VIDC20_CTRL_PIX_HCLK
+#else
+#define acornfb_default_control()	VIDC20_CTRL_PIX_VCLK
+#endif
+
+#define acornfb_default_econtrol()	VIDC20_ECTL_DAC | VIDC20_ECTL_REG(3) | VIDC20_ECTL_ECK
diff --git a/arch/arm/mach-clps7500/include/mach/debug-macro.S b/arch/arm/mach-clps7500/include/mach/debug-macro.S
new file mode 100644
index 00000000000..af4104e7e84
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/debug-macro.S
@@ -0,0 +1,21 @@
+/* arch/arm/mach-clps7500/include/mach/debug-macro.S
+ *
+ * Debugging macro include header
+ *
+ *  Copyright (C) 1994-1999 Russell King
+ *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+		.macro	addruart,rx
+		mov	\rx, #0xe0000000
+		orr	\rx, \rx, #0x00010000
+		orr	\rx, \rx, #0x00000be0
+		.endm
+
+#define UART_SHIFT	2
+#include <asm/hardware/debug-8250.S>
diff --git a/arch/arm/mach-clps7500/include/mach/dma.h b/arch/arm/mach-clps7500/include/mach/dma.h
new file mode 100644
index 00000000000..63fcde50549
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/dma.h
@@ -0,0 +1,21 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/dma.h
+ *
+ * Copyright (C) 1999 Nexus Electronics Ltd.
+ */
+
+#ifndef __ASM_ARCH_DMA_H
+#define __ASM_ARCH_DMA_H
+
+/* DMA is not yet implemented! It should be the same as acorn, copy over.. */
+
+/*
+ * This is the maximum DMA address that can be DMAd to.
+ * There should not be more than (0xd0000000 - 0xc0000000)
+ * bytes of RAM.
+ */
+#define MAX_DMA_ADDRESS		0xd0000000
+
+#define DMA_S0			0
+
+#endif /* _ASM_ARCH_DMA_H */
diff --git a/arch/arm/mach-clps7500/include/mach/entry-macro.S b/arch/arm/mach-clps7500/include/mach/entry-macro.S
new file mode 100644
index 00000000000..4e7e5414409
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/entry-macro.S
@@ -0,0 +1,16 @@
+#include <mach/hardware.h>
+#include <asm/hardware/entry-macro-iomd.S>
+
+	.equ	ioc_base_high, IOC_BASE & 0xff000000
+	.equ	ioc_base_low, IOC_BASE & 0x00ff0000
+
+	.macro  get_irqnr_preamble, base, tmp
+	mov	\base, #ioc_base_high		@ point at IOC
+	.if	ioc_base_low
+	orr	\base, \base, #ioc_base_low
+	.endif
+	.endm
+
+	.macro  arch_ret_to_user, tmp1, tmp2
+	.endm
+
diff --git a/arch/arm/mach-clps7500/include/mach/hardware.h b/arch/arm/mach-clps7500/include/mach/hardware.h
new file mode 100644
index 00000000000..d66578a3371
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/hardware.h
@@ -0,0 +1,67 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/hardware.h
+ *
+ * Copyright (C) 1996-1999 Russell King.
+ * Copyright (C) 1999 Nexus Electronics Ltd.
+ *
+ * This file contains the hardware definitions of the 
+ * CL7500 evaluation board.
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <mach/memory.h>
+#include <asm/hardware/iomd.h>
+
+#ifdef __ASSEMBLY__
+#define IOMEM(x) x
+#else
+#define IOMEM(x) ((void __iomem *)(x))
+#endif
+
+/*
+ * What hardware must be present
+ */
+#define HAS_IOMD
+#define HAS_VIDC20
+
+/* Hardware addresses of major areas.
+ *  *_START is the physical address
+ *  *_SIZE  is the size of the region
+ *  *_BASE  is the virtual address
+ */
+
+#define IO_START		0x03000000	/* I/O */
+#define IO_SIZE			0x01000000
+#define IO_BASE			IOMEM(0xe0000000)
+
+#define ISA_START		0x0c000000	/* ISA */
+#define ISA_SIZE		0x00010000
+#define ISA_BASE		0xe1000000
+
+#define FLASH_START		0x01000000	/* XXX */
+#define FLASH_SIZE		0x01000000
+#define FLASH_BASE		0xe2000000
+
+#define LED_START		0x0302B000
+#define LED_SIZE		0x00001000
+#define LED_BASE		0xe3000000
+#define LED_ADDRESS		(LED_BASE + 0xa00)
+
+/* Let's define SCREEN_START for CL7500, even though it's a lie. */
+#define SCREEN_START		0x02000000	/* VRAM */
+#define SCREEN_END		0xdfc00000
+#define SCREEN_BASE		0xdf800000
+
+#define VIDC_BASE		(void __iomem *)0xe0400000
+#define IOMD_BASE		IOMEM(0xe0200000)
+#define IOC_BASE		IOMEM(0xe0200000)
+#define FLOPPYDMA_BASE		IOMEM(0xe002a000)
+#define PCIO_BASE		IOMEM(0xe0010000)
+
+#define vidc_writel(val)	__raw_writel(val, VIDC_BASE)
+
+/* in/out bias for the ISA slot region */
+#define ISASLOT_IO		0x80400000
+
+#endif
diff --git a/arch/arm/mach-clps7500/include/mach/io.h b/arch/arm/mach-clps7500/include/mach/io.h
new file mode 100644
index 00000000000..2ff2860889e
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/io.h
@@ -0,0 +1,255 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/io.h
+ *  from arch/arm/mach-rpc/include/mach/io.h
+ *
+ * Copyright (C) 1997 Russell King
+ *
+ * Modifications:
+ *  06-Dec-1997	RMK	Created.
+ */
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+#include <mach/hardware.h>
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+/*
+ * GCC is totally crap at loading/storing data.  We try to persuade it
+ * to do the right thing by using these whereever possible instead of
+ * the above.
+ */
+#define __arch_base_getb(b,o)			\
+ ({						\
+	unsigned int v, r = (b);		\
+	__asm__ __volatile__(			\
+		"ldrb	%0, [%1, %2]"		\
+		: "=r" (v)			\
+		: "r" (r), "Ir" (o));		\
+	v;					\
+ })
+
+#define __arch_base_getl(b,o)			\
+ ({						\
+	unsigned int v, r = (b);		\
+	__asm__ __volatile__(			\
+		"ldr	%0, [%1, %2]"		\
+		: "=r" (v)			\
+		: "r" (r), "Ir" (o));		\
+	v;					\
+ })
+
+#define __arch_base_putb(v,b,o)			\
+ ({						\
+	unsigned int r = (b);			\
+	__asm__ __volatile__(			\
+		"strb	%0, [%1, %2]"		\
+		:				\
+		: "r" (v), "r" (r), "Ir" (o));	\
+ })
+
+#define __arch_base_putl(v,b,o)			\
+ ({						\
+	unsigned int r = (b);			\
+	__asm__ __volatile__(			\
+		"str	%0, [%1, %2]"		\
+		:				\
+		: "r" (v), "r" (r), "Ir" (o));	\
+ })
+
+/*
+ * We use two different types of addressing - PC style addresses, and ARM
+ * addresses.  PC style accesses the PC hardware with the normal PC IO
+ * addresses, eg 0x3f8 for serial#1.  ARM addresses are 0x80000000+
+ * and are translated to the start of IO.  Note that all addresses are
+ * shifted left!
+ */
+#define __PORT_PCIO(x)	(!((x) & 0x80000000))
+
+/*
+ * Dynamic IO functions - let the compiler
+ * optimize the expressions
+ */
+static inline void __outb (unsigned int value, unsigned int port)
+{
+	unsigned long temp;
+	__asm__ __volatile__(
+	"tst	%2, #0x80000000\n\t"
+	"mov	%0, %4\n\t"
+	"addeq	%0, %0, %3\n\t"
+	"strb	%1, [%0, %2, lsl #2]	@ outb"
+	: "=&r" (temp)
+	: "r" (value), "r" (port), "Ir" (PCIO_BASE - IO_BASE), "Ir" (IO_BASE)
+	: "cc");
+}
+
+static inline void __outw (unsigned int value, unsigned int port)
+{
+	unsigned long temp;
+	__asm__ __volatile__(
+	"tst	%2, #0x80000000\n\t"
+	"mov	%0, %4\n\t"
+	"addeq	%0, %0, %3\n\t"
+	"str	%1, [%0, %2, lsl #2]	@ outw"
+	: "=&r" (temp)
+	: "r" (value|value<<16), "r" (port), "Ir" (PCIO_BASE - IO_BASE), "Ir" (IO_BASE)
+	: "cc");
+}
+
+static inline void __outl (unsigned int value, unsigned int port)
+{
+	unsigned long temp;
+	__asm__ __volatile__(
+	"tst	%2, #0x80000000\n\t"
+	"mov	%0, %4\n\t"
+	"addeq	%0, %0, %3\n\t"
+	"str	%1, [%0, %2, lsl #2]	@ outl"
+	: "=&r" (temp)
+	: "r" (value), "r" (port), "Ir" (PCIO_BASE - IO_BASE), "Ir" (IO_BASE)
+	: "cc");
+}
+
+#define DECLARE_DYN_IN(sz,fnsuffix,instr)					\
+static inline unsigned sz __in##fnsuffix (unsigned int port)		\
+{										\
+	unsigned long temp, value;						\
+	__asm__ __volatile__(							\
+	"tst	%2, #0x80000000\n\t"						\
+	"mov	%0, %4\n\t"							\
+	"addeq	%0, %0, %3\n\t"							\
+	"ldr" instr "	%1, [%0, %2, lsl #2]	@ in" #fnsuffix			\
+	: "=&r" (temp), "=r" (value)						\
+	: "r" (port), "Ir" (PCIO_BASE - IO_BASE), "Ir" (IO_BASE)		\
+	: "cc");								\
+	return (unsigned sz)value;						\
+}
+
+static inline unsigned int __ioaddr (unsigned int port)			\
+{										\
+	if (__PORT_PCIO(port))							\
+		return (unsigned int)(PCIO_BASE + (port << 2));			\
+	else									\
+		return (unsigned int)(IO_BASE + (port << 2));			\
+}
+
+#define DECLARE_IO(sz,fnsuffix,instr)	\
+	DECLARE_DYN_IN(sz,fnsuffix,instr)
+
+DECLARE_IO(char,b,"b")
+DECLARE_IO(short,w,"")
+DECLARE_IO(int,l,"")
+
+#undef DECLARE_IO
+#undef DECLARE_DYN_IN
+
+/*
+ * Constant address IO functions
+ *
+ * These have to be macros for the 'J' constraint to work -
+ * +/-4096 immediate operand.
+ */
+#define __outbc(value,port)							\
+({										\
+	if (__PORT_PCIO((port)))						\
+		__asm__ __volatile__(						\
+		"strb	%0, [%1, %2]	@ outbc"				\
+		: : "r" (value), "r" (PCIO_BASE), "Jr" ((port) << 2));		\
+	else									\
+		__asm__ __volatile__(						\
+		"strb	%0, [%1, %2]	@ outbc"				\
+		: : "r" (value), "r" (IO_BASE), "r" ((port) << 2));		\
+})
+
+#define __inbc(port)								\
+({										\
+	unsigned char result;							\
+	if (__PORT_PCIO((port)))						\
+		__asm__ __volatile__(						\
+		"ldrb	%0, [%1, %2]	@ inbc"					\
+		: "=r" (result) : "r" (PCIO_BASE), "Jr" ((port) << 2));		\
+	else									\
+		__asm__ __volatile__(						\
+		"ldrb	%0, [%1, %2]	@ inbc"					\
+		: "=r" (result) : "r" (IO_BASE), "r" ((port) << 2));		\
+	result;									\
+})
+
+#define __outwc(value,port)							\
+({										\
+	unsigned long v = value;						\
+	if (__PORT_PCIO((port)))						\
+		__asm__ __volatile__(						\
+		"str	%0, [%1, %2]	@ outwc"				\
+		: : "r" (v|v<<16), "r" (PCIO_BASE), "Jr" ((port) << 2));	\
+	else									\
+		__asm__ __volatile__(						\
+		"str	%0, [%1, %2]	@ outwc"				\
+		: : "r" (v|v<<16), "r" (IO_BASE), "r" ((port) << 2));		\
+})
+
+#define __inwc(port)								\
+({										\
+	unsigned short result;							\
+	if (__PORT_PCIO((port)))						\
+		__asm__ __volatile__(						\
+		"ldr	%0, [%1, %2]	@ inwc"					\
+		: "=r" (result) : "r" (PCIO_BASE), "Jr" ((port) << 2));		\
+	else									\
+		__asm__ __volatile__(						\
+		"ldr	%0, [%1, %2]	@ inwc"					\
+		: "=r" (result) : "r" (IO_BASE), "r" ((port) << 2));		\
+	result & 0xffff;							\
+})
+
+#define __outlc(value,port)							\
+({										\
+	unsigned long v = value;						\
+	if (__PORT_PCIO((port)))						\
+		__asm__ __volatile__(						\
+		"str	%0, [%1, %2]	@ outlc"				\
+		: : "r" (v), "r" (PCIO_BASE), "Jr" ((port) << 2));		\
+	else									\
+		__asm__ __volatile__(						\
+		"str	%0, [%1, %2]	@ outlc"				\
+		: : "r" (v), "r" (IO_BASE), "r" ((port) << 2));			\
+})
+
+#define __inlc(port)								\
+({										\
+	unsigned long result;							\
+	if (__PORT_PCIO((port)))						\
+		__asm__ __volatile__(						\
+		"ldr	%0, [%1, %2]	@ inlc"					\
+		: "=r" (result) : "r" (PCIO_BASE), "Jr" ((port) << 2));		\
+	else									\
+		__asm__ __volatile__(						\
+		"ldr	%0, [%1, %2]	@ inlc"					\
+		: "=r" (result) : "r" (IO_BASE), "r" ((port) << 2));		\
+	result;									\
+})
+
+#define __ioaddrc(port)								\
+	(__PORT_PCIO((port)) ? PCIO_BASE + ((port) << 2) : IO_BASE + ((port) << 2))
+
+#define inb(p)	 	(__builtin_constant_p((p)) ? __inbc(p)    : __inb(p))
+#define inw(p)	 	(__builtin_constant_p((p)) ? __inwc(p)    : __inw(p))
+#define inl(p)	 	(__builtin_constant_p((p)) ? __inlc(p)    : __inl(p))
+#define outb(v,p)	(__builtin_constant_p((p)) ? __outbc(v,p) : __outb(v,p))
+#define outw(v,p)	(__builtin_constant_p((p)) ? __outwc(v,p) : __outw(v,p))
+#define outl(v,p)	(__builtin_constant_p((p)) ? __outlc(v,p) : __outl(v,p))
+#define __ioaddr(p)	(__builtin_constant_p((p)) ? __ioaddr(p)  : __ioaddrc(p))
+/* the following macro is deprecated */
+#define ioaddr(port)			__ioaddr((port))
+
+#define insb(p,d,l)	__raw_readsb(__ioaddr(p),d,l)
+#define insw(p,d,l)	__raw_readsw(__ioaddr(p),d,l)
+
+#define outsb(p,d,l)	__raw_writesb(__ioaddr(p),d,l)
+#define outsw(p,d,l)	__raw_writesw(__ioaddr(p),d,l)
+
+/*
+ * 1:1 mapping for ioremapped regions.
+ */
+#define __mem_pci(x)	(x)
+
+#endif
diff --git a/arch/arm/mach-clps7500/include/mach/irq.h b/arch/arm/mach-clps7500/include/mach/irq.h
new file mode 100644
index 00000000000..e8da3c58df7
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/irq.h
@@ -0,0 +1,32 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/irq.h
+ *
+ * Copyright (C) 1996 Russell King
+ * Copyright (C) 1999, 2001 Nexus Electronics Ltd.
+ *
+ * Changelog:
+ *   10-10-1996	RMK	Brought up to date with arch-sa110eval
+ *   22-08-1998	RMK	Restructured IRQ routines
+ *   11-08-1999	PJB	Created ARM7500 version, derived from RiscPC code
+ */
+
+#include <asm/hardware/iomd.h>
+#include <asm/io.h>
+
+static inline int fixup_irq(unsigned int irq)
+{
+	if (irq == IRQ_ISA) {
+		int isabits = *((volatile unsigned int *)0xe002b700);
+		if (isabits == 0) {
+			printk("Spurious ISA IRQ!\n");
+			return irq;
+		}
+		irq = IRQ_ISA_BASE;
+		while (!(isabits & 1)) {
+			irq++;
+			isabits >>= 1;
+		}
+	}
+
+	return irq;
+}
diff --git a/arch/arm/mach-clps7500/include/mach/irqs.h b/arch/arm/mach-clps7500/include/mach/irqs.h
new file mode 100644
index 00000000000..bee66b487f5
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/irqs.h
@@ -0,0 +1,66 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/irqs.h
+ *
+ * Copyright (C) 1999 Nexus Electronics Ltd
+ */
+
+#define IRQ_INT2		0
+#define IRQ_INT1		2
+#define IRQ_VSYNCPULSE		3
+#define IRQ_POWERON		4
+#define IRQ_TIMER0		5
+#define IRQ_TIMER1		6
+#define IRQ_FORCE		7
+#define IRQ_INT8		8
+#define IRQ_ISA			9
+#define IRQ_INT6		10
+#define IRQ_INT5		11
+#define IRQ_INT4		12
+#define IRQ_INT3		13
+#define IRQ_KEYBOARDTX		14
+#define IRQ_KEYBOARDRX		15
+
+#define IRQ_DMA0		16
+#define IRQ_DMA1		17
+#define IRQ_DMA2		18
+#define IRQ_DMA3		19
+#define IRQ_DMAS0		20
+#define IRQ_DMAS1		21
+
+#define IRQ_IOP0		24
+#define IRQ_IOP1		25
+#define IRQ_IOP2		26
+#define IRQ_IOP3		27
+#define IRQ_IOP4		28
+#define IRQ_IOP5		29
+#define IRQ_IOP6		30
+#define IRQ_IOP7		31
+
+#define IRQ_MOUSERX		40
+#define IRQ_MOUSETX		41
+#define IRQ_ADC			42
+#define IRQ_EVENT1		43
+#define IRQ_EVENT2		44
+
+#define IRQ_ISA_BASE		48
+#define IRQ_ISA_3		48
+#define IRQ_ISA_4		49
+#define IRQ_ISA_5		50
+#define IRQ_ISA_7		51
+#define IRQ_ISA_9		52
+#define IRQ_ISA_10		53
+#define IRQ_ISA_11		54
+#define IRQ_ISA_14		55	
+
+#define FIQ_INT9		0
+#define FIQ_INT5		1
+#define FIQ_INT6		4
+#define FIQ_INT8		6
+#define FIQ_FORCE		7
+
+/*
+ * This is the offset of the FIQ "IRQ" numbers
+ */
+#define FIQ_START		64
+
+#define IRQ_TIMER		IRQ_TIMER0
diff --git a/arch/arm/mach-clps7500/include/mach/memory.h b/arch/arm/mach-clps7500/include/mach/memory.h
new file mode 100644
index 00000000000..3326aa99d3e
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/memory.h
@@ -0,0 +1,35 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/memory.h
+ *
+ * Copyright (c) 1996,1997,1998 Russell King.
+ *
+ * Changelog:
+ *  20-Oct-1996	RMK	Created
+ *  31-Dec-1997	RMK	Fixed definitions to reduce warnings
+ *  11-Jan-1998	RMK	Uninlined to reduce hits on cache
+ *  08-Feb-1998	RMK	Added __virt_to_bus and __bus_to_virt
+ *  21-Mar-1999	RMK	Renamed to memory.h
+ *		RMK	Added TASK_SIZE and PAGE_OFFSET
+ */
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+/*
+ * Physical DRAM offset.
+ */
+#define PHYS_OFFSET	UL(0x10000000)
+
+/*
+ * These are exactly the same on the RiscPC as the
+ * physical memory view.
+ */
+#define __virt_to_bus(x) __virt_to_phys(x)
+#define __bus_to_virt(x) __phys_to_virt(x)
+
+/*
+ * Cache flushing area - ROM
+ */
+#define FLUSH_BASE_PHYS		0x00000000
+#define FLUSH_BASE		0xdf000000
+
+#endif
diff --git a/arch/arm/mach-clps7500/include/mach/system.h b/arch/arm/mach-clps7500/include/mach/system.h
new file mode 100644
index 00000000000..624fc2830ae
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/system.h
@@ -0,0 +1,23 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/system.h
+ *
+ * Copyright (c) 1999 Nexus Electronics Ltd.
+ */
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+#include <asm/hardware/iomd.h>
+#include <asm/io.h>
+
+static inline void arch_idle(void)
+{
+	iomd_writeb(0, IOMD_SUSMODE);
+}
+
+#define arch_reset(mode)			\
+	do {					\
+		iomd_writeb(0, IOMD_ROMCR0);	\
+		cpu_reset(0);			\
+	} while (0)
+
+#endif
diff --git a/arch/arm/mach-clps7500/include/mach/timex.h b/arch/arm/mach-clps7500/include/mach/timex.h
new file mode 100644
index 00000000000..dfaa9b42575
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/timex.h
@@ -0,0 +1,13 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/timex.h
+ *
+ * CL7500 architecture timex specifications
+ *
+ * Copyright (C) 1999 Nexus Electronics Ltd
+ */
+
+/*
+ * On the ARM7500, the clock ticks at 2MHz.
+ */
+#define CLOCK_TICK_RATE		2000000
+
diff --git a/arch/arm/mach-clps7500/include/mach/uncompress.h b/arch/arm/mach-clps7500/include/mach/uncompress.h
new file mode 100644
index 00000000000..d7d0af4b49f
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/uncompress.h
@@ -0,0 +1,35 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/uncompress.h
+ *
+ * Copyright (C) 1999, 2000 Nexus Electronics Ltd.
+ */
+#define BASE 0x03010000
+#define SERBASE (BASE + (0x2f8 << 2))
+
+static inline void putc(char c)
+{
+	while (!(*((volatile unsigned int *)(SERBASE + 0x14)) & 0x20))
+		barrier();
+
+	*((volatile unsigned int *)(SERBASE)) = c;
+}
+
+static inline void flush(void)
+{
+}
+
+static __inline__ void arch_decomp_setup(void)
+{
+	int baud = 3686400 / (9600 * 32);
+
+	*((volatile unsigned int *)(SERBASE + 0xC)) = 0x80;
+	*((volatile unsigned int *)(SERBASE + 0x0)) = baud & 0xff;
+	*((volatile unsigned int *)(SERBASE + 0x4)) = (baud & 0xff00) >> 8;
+	*((volatile unsigned int *)(SERBASE + 0xC)) = 3; /* 8 bits */
+	*((volatile unsigned int *)(SERBASE + 0x10)) = 3; /* DTR, RTS */
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_wdog()
diff --git a/arch/arm/mach-clps7500/include/mach/vmalloc.h b/arch/arm/mach-clps7500/include/mach/vmalloc.h
new file mode 100644
index 00000000000..8fc5406d1b6
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/vmalloc.h
@@ -0,0 +1,4 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/vmalloc.h
+ */
+#define VMALLOC_END       (PAGE_OFFSET + 0x1c000000)